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Please help A shipment contains 14 igneous, 12 sedimentary, and 12 metamorphic rocks. If 5 rocks are selected at random, find the probability that exactly

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A shipment contains 14 igneous, 12 sedimentary, and 12 metamorphic rocks. If 5 rocks are selected at random, find the probability that exactly 3 are sedimentary. . . . The probability that exactly 3 of the rocks are sedimentary is (Round to four decimal places as needed.)

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